3-in-1 smart door lock】Say goodbye to tedious password combinations without worrying about losing your keys or forgetting your password, The most secured 3-in-1 Keyless Entry Smart Door Lock: Fingerprint + Smartphone + 2pcs backup keys. Notice:(Would not unlock in cooler weather, temps in the 50s,Only works when it's warm, doesn't read fingerprints under 50 degrees.)
【Biometric Fingerprint technology】Fingerprint padlock uses advanced biometric technology, touch your finger to fingerprint unlock within 0.2 seconds, the unlocking speed is much faster than ordinary rope locks and key locks. Smart Lock can store up to 50 fingerprintsThe, Your finger is the key, no longer worry about losing the key or forgetting the password.